/*------------------------------------------------------------------------------
HELLO.C

Copyright 1995-2005 Keil Software, Inc.
------------------------------------------------------------------------------*/

#include <REG52.H>                /* special function register declarations   */
                                  /* for the intended 8051 derivative         */

#include <stdio.h>                /* prototype declarations for I/O functions */

#include "Printer.h"

#include "delay.h"

#include "HC-SR04.h"

#ifdef MONITOR51                         /* Debugging with Monitor-51 needs   */
char code reserve [3] _at_ 0x23;         /* space for serial interrupt if     */
#endif                                   /* Stop Exection with Serial Intr.   */
                                         /* is enabled                        */



unsigned int i=0;

/*------------------------------------------------
The main C function.  Program execution starts
here after stack initialization.
------------------------------------------------*/
void main (void) {
	
	/*------------------------------------------------
		Setup the serial port for 1200 baud at 16MHz.	
		------------------------------------------------*/
	#ifndef MONITOR51
    SCON  = 0x50;		        /* SCON: mode 1, 8-bit UART, enable rcvr      */
    TMOD |= 0x20;               /* TMOD: timer 1, mode 2, 8-bit reload        */
    TH1   = 221;                /* TH1:  reload value for 1200 baud @ 16MHz   */
    TR1   = 1;                  /* TR1:  timer 1 run                          */
    TI    = 1;                  /* TI:   set TI to send first char of UART    */
	#endif

	
	
	
	
  while (1) {
		
		//P0 ^=P0;
		int c=start();
		//
		//TR1=1;
		printf("%d",c);
		//TR1=0;
		delay5Second();
  }
}


